209142524

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{311}}^1\times {\mathrm{1889}}^1$

素因数の和:2293

約数の個数: 24

約数和(自身を含む): 371498400

約数和(自身を除く): 162355876

約数列:

[1, 2, 4, 89, 178, 311, 356, 622, 1244, 1889, 3778, 7556, 27679, 55358, 110716, 168121, 336242, 587479, 672484, 1174958, 2349916, 52285631, 104571262, 209142524]

約数ペア:

[(1, 209142524), (2, 104571262), (4, 52285631), (89, 2349916), (178, 1174958), (311, 672484), (356, 587479), (622, 336242), (1244, 168121), (1889, 110716), (3778, 55358), (7556, 27679)]